CVE-2026-83175 in Application Object Library
Summary
by MITRE • 09/16/2026
Vulnerability in the Oracle Application Object Library product of Oracle E-Business Suite (component: Core). Supported versions that are affected are 12.2.3-12.2.15. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Application Object Library. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Application Object Library accessible data. CVSS 3.1 Base Score 6.5 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N).
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Analysis
by VulDB Data Team • 09/16/2026
The Oracle Application Object Library, a core component of the Oracle E-Business Suite platform, is susceptible to an unauthorized access vulnerability that affects supported versions ranging from 12.2.3 through 12.2.15. This security flaw resides within the fundamental architecture of the application layer and presents a significant risk to organizations relying on this enterprise resource planning software for critical business operations. The vulnerability allows attackers with low privileges who possess network access via HTTP to compromise the integrity and confidentiality of the system data. Because the attack vector is remote and requires no user interaction, it represents a persistent threat that can be exploited over standard web connections without needing physical proximity or complex social engineering tactics.
From a technical perspective, this vulnerability enables an attacker with low-privileged credentials to access critical data that should remain restricted under normal operational conditions. The flaw likely stems from insufficient authorization checks within the Application Object Library's request handling mechanisms, allowing authenticated but unprivileged users to bypass intended security controls and retrieve sensitive information. This aligns closely with CWE Category 284, which covers Improper Access Control vulnerabilities where an actor is able to access resources or perform actions for which they should not have been granted permission. The ability to read critical data indicates a failure in enforcing the principle of least privilege at the application logic level rather than just at the database or operating system layer.
The operational impact of this vulnerability is severe, particularly regarding data confidentiality. Successful exploitation can lead to unauthorized access to highly sensitive corporate information, including financial records, customer personal details, and proprietary business strategies stored within the E-Business Suite environment. The CVSS 3.1 base score of 6.5 reflects a medium severity rating driven primarily by high impact on confidentiality with no direct impact on integrity or availability in this specific vector description. However, access to such data can serve as a stepping stone for further attacks, including identity theft, regulatory non-compliance penalties under frameworks like GDPR or HIPAA if applicable data is exposed, and competitive intelligence gathering by malicious actors. The attack complexity is low, requiring only network connectivity via HTTP and valid but low-level credentials, making it accessible to a broad range of threat actors who have gained initial foothold in the corporate network perimeter.
In terms of classification within industry frameworks, this vulnerability maps directly to MITRE ATT&CK technique T1078, specifically Valid Accounts, as exploitation relies on using legitimate user credentials that are improperly privileged or exploited through flawed access control logic. It also relates to data exfiltration techniques where sensitive information is stolen from the application layer before it can be detected by traditional network security controls designed for higher-level threats. The lack of required user interaction further simplifies automated exploitation, allowing attackers to script attacks against multiple targets efficiently once low-privileged credentials are obtained through phishing or other initial access methods.
To mitigate this risk, organizations running Oracle E-Business Suite versions 12.2.3 through 12.2.15 must apply the latest security patches provided by Oracle as soon as possible. These updates typically contain code changes that enforce stricter authorization checks within the Application Object Library to prevent low-privileged users from accessing restricted data endpoints. In addition to patching, administrators should review and harden user access policies to ensure that all accounts adhere strictly to the principle of least privilege, removing any unnecessary permissions that could be leveraged in this attack chain. Network segmentation strategies should also be employed to restrict HTTP access to E-Business Suite components from untrusted networks, ensuring that only authorized internal subnets can communicate with these critical application servers. Regular vulnerability scanning and penetration testing focused on web application security controls will help identify similar misconfigurations before they are exploited by adversaries seeking to compromise enterprise data assets.